cozi.com

Observed Jul 22, 2026, 01:24 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCloudflare

Email byMicrosoft 365

Secured byLet's Encrypt

Registered withGoDaddy.com, LLC

Also uses1PasswordAtlassianFacebook/MetaGoogle Search Console

IPv6 · 2 subdomains · tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat cozi.com actually stands on - every host below is a signed observation

cozi.com

A / AAAA

23.185.0.22620:12a:8000::22620:12a:8001::2

Cloudflareserves the site

ns-1313.awsdns-36.orgns-1702.awsdns-20.co.ukns-470.awsdns-58.comns-982.awsdns-58.net

awsdns-36.org + awsdns-20.co.uk + moreanswers its DNS

cozi-com.mail.protection.outlook.com

Microsoft 365receives its email

TLS

cozi.com

Let's Encryptissued its certificate

DNS Records

A 1

23.185.0.2

AAAA 2

2620:12a:8000::2
2620:12a:8001::2

MX 1

0cozi-com.mail.protection.outlook.com

TXT 16

0ed1fe018abe34140e225049fe9321337d6f98db1a
18123287
1password-site-verification=R75JSGRTVFBWLIECD2RZMALWME
48c7bRUzwDFTJ8cnb3Ck5f6D9IepCqEMn+PJ5Hngxo4C9PtHasDVpIFUV/YRsltG7HR2UlsDs6+XIe9JJneqYQ==
50x1dw4zgj865gxlchzrkf806k7z93wc
MS=ms34401387
MS=ms98687839
apple-domain-verification=zWYahJA9Vqk8NWUT
atlassian-domain-verification=bavpPfhaWnkFoSj1Rl9XVIvhhlTUaa4jLlrsOlXrdZA6l1GzNDxZmIN3wKeiUooD
ca3-01bceef896a544dbac5d34479090baa5

NS 4

ns-1313.awsdns-36.org
ns-1702.awsdns-20.co.uk
ns-470.awsdns-58.com
ns-982.awsdns-58.net

SOA 1

ns-1313.awsdns-36.org awsdns-hostmaster.amazon.com

CAA 13

issue "amazon.com"
issue "amazonaws.com"
issue "amazontrust.com"
issue "awstrust.com"
issue "comodoca.com"
issue "digicert.com"
issue "godaddy.com"
issue "letsencrypt.org"
issue "pki.goog; cansignhttpexchanges=yes"
issue "sectigo.com"

TLS Certificates (3)

Common Name	Issuer	Expires
`cozi.com`	C=US, O=Let's Encrypt, CN=YR1	Fri, 02 Oct 2026 02:08:02 +0000
`YR1`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (2)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for cozi.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/cozi.com">
  <img src="https://domaindrift.io/badge/cozi.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for cozi.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_775d53d4572264d4
Output Hash: f4ea64f5086b2f41ed70d3b8b0b351b97a9b1f045b45353598136154e7883b46
Signature: ed25519:645cce19f4388eecd843c390affd611de860a8d26a7703fc6fe7552eabfd833a0631937ec6b020c9b18f5f5be3a587b567d77ac5baac93efbc68e29c298bca05
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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